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the fruiting body of any of a variety of fleshy fungi of the order Agaricales, especially one that is edible. Poisonous species are popularly called toadstools.
mushroom poisoning poisoning resulting from ingestion of mushrooms; potentially deadly mushrooms include Amanita phalloides, A. verna, A. virosa, and certain other species that contain neurotoxins. Rapid identification of mushroom poisoning and treatment is critical. According to the Center for Food Safety and Applied Nutrition of the Food and Drug Administration, persons who have ingested poisonous mushrooms and are treated immediately have a mortality rate of 10 per cent, whereas those who are treated 60 or more hours later have a 60 to 90 per cent mortality rate.
mushroom/mush·room/ (mush´rldbomacm) the fruiting body of certain fungi; some are edible and some are poisonous. See also .
Etymology: ME, mucheron
the fruiting body of the fungus of the class Basidomycetes, especially edible members of the order Agaricales, commonly known as field mushrooms or meadow mushrooms. Mushrooms contain some protein and minerals, but they are composed largely of water.
noun A regional street term for psilocybin or psilocin mushrooms.
noun A poisonous mushroom. 50 of 2000 species of mushrooms are poisonous; the major toxin is a cyclic octapeptide amanitine, a selective RNA polymerase-II inhibitor present in Amanita and Galerina species. Amanita phalloides causes most mushroom deaths; mortality is 40–90%.
adjective A descriptive term for a structure or appearance consisting of a terminal expansion of a cylindrical structure.
mushroomadjective A descriptor for a thermonuclear explosion-like terminal expansion of a cylindrical structure. See Mushroom appearance, Mushroom lesion, Mushroom pattern noun Drug slang A street term for psilocybin or psilocin Toxicology 50 of 2000 species of mushrooms are poisonous; the major toxin is amanitine, a selective RNA polymerase II inhibitor present in Amanita and Galerina species; Amanita phalloides causes most mushroom deaths Mortality 40-90% Clinical Stage 1 Abrupt onset–6-24 hrs after ingestion, accompanied by abdominal pain, N&V, diarrhea, major fluid and electrolyte imbalances Stage 2 Apparent resolution, with asymptomatic renal and hepatic deterioration Stage 3 occurs by days 3-4, characterized by hepatorenal collapse, cardiomyopathy, DIC, convulsions, coma, death. See Poison mushroom, Power mushroom, Shiitake mushroom.
mushroomthe common name for the fruiting bodies of certain members of the BASIDIOMYCOTA, in the family Agaricaceae.
the fruiting bodies of fungi of the class Basidiomycetes. See amanita, ramaria, clavaria and cortinarius.
mushroom worker's lung
an immediate, immune complex-mediated hypersensitivity pneumonitis of humans caused by inhalation of thermophilic actinomycetes in compost.